US PATENT SUBCLASS 320 / FOR 165
.~.~.~.~ Differentially related (320/66)


Current as of: June, 1999
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320 /   HD   ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING

FOR 101  DF  BATTERY CHARGING AND/OR DISCHARGING (320/2) {15}
FOR 160  DF  .~ Generation systems for battery charging (320/61) {4}
FOR 163  DF  .~.~ Generator field-winding circuit control (320/64) {3}
FOR 164  DF  .~.~.~ Plural, diversely treated field windings (320/65) {1}
FOR 165.~.~.~.~ Differentially related (320/66)


DEFINITION

Classification: 320/FOR.165

Foreign art collection in which one or more of the field windings are connected or energized so as to produce a magnetomotive force which opposes the magnetomotive force of one or more of the other field windings.